Solar panels are made of semiconductors instead of conductors because semiconductors have the needed electronic properties to convert sunlight into electricity, while conductors do not. However, the quest for improvement has led to. Ever wondered what makes solar panels tick? The conductive sheet in photovoltaic panels acts like the circulatory system of your solar array – and getting it right separates the DIY heroes from the "why's my panel dead?" crowd. Other than their slim design, thin-film solar panels differ from traditi tovoltaic) module, serving multiple crucial roles. It is primaril e is laid down through a vapor deposition pro s, and the thickness is approx. Made of. Each module includes a solar cell panel with electrically conductive ribbons providing electrical connections, the solar cell panel having a face extending between peripheral edges, a cell length, and a cell width; a frame receiving the solar cell panel that includes a front portion defining a. The level of conductivity is between that of an insulator, which has almost no conductivity, and a conductor, like metal, which is highly conductive.